Hook



FIG. 1 is a perspective view of a hook including a cord lengthadjustment mechanism;

FIG. 2 is a first side view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a second side view thereof; and,

FIG. 7 is a front view thereof.

Elements shown in broken lines depict an environment of use and form nopart of the claimed invention.

CLAIM The ornamental design for a hook, as shown and described.